Common Category 3 Triggers in California
Most category 3 black water cleanup calls in California come from aging combined sewer overflow during nor'easter and heavy rain events. A close second is frozen and burst sewer laterals releasing contaminated water. If you know what is about to happen, the decisions during the first 48 hours get a lot easier.
California's Mediterranean climate features dry summers and wet winters, increasing the risk of sewer overflows during heavy rainfall and flash floods
Most category 3 black water cleanup calls in California come from aging combined sewer overflow during nor'easter and heavy rain events. Running a close second is frozen and burst sewer laterals releasing contaminated water. Once water sits unaddressed past 24 to 48 hours, microbial growth starts and the job gets a lot more expensive.

